package com.csoa.community.utils;

public class StringUtils {
	
	public static boolean isEmpty(String str) {
		return str == null || "".equals(str.trim()) || "null".equals(str.trim());
	}
	
	/**
	 * @modify imuto
	 */
	public static boolean isNotEmpty(String str) {
		return !isEmpty(str);
	}
}
